/* cgms-labs · 01-vytynanka — visual system */
@font-face{font-family:"Literata";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/literata-cyrillic-400-normal.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Literata";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/literata-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Literata";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/literata-cyrillic-600-normal.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Literata";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/literata-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Literata";font-style:italic;font-weight:400;font-display:swap;src:url(fonts/literata-cyrillic-400-italic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Literata";font-style:italic;font-weight:400;font-display:swap;src:url(fonts/literata-latin-400-italic.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Source Sans 3";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/source-sans-3-cyrillic-400-normal.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Source Sans 3";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/source-sans-3-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Source Sans 3";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/source-sans-3-cyrillic-600-normal.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Source Sans 3";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/source-sans-3-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  color-scheme:light;
  --paper:#F4EFE4; --panel:#FFFCF5; --ink:#23241E; --ink-2:#5F6257; --line:#CBC6BA; --rule:#23241E;
  --accent:#A53828; --accent-ink:#FFFCF5; --accent-soft:#F1DDD5; --cut:#F4EFE4;
  --ok:#2F5B38; --ok-soft:#E3EBDD; --warn:#7A5410; --warn-soft:#F4E7C9; --err:#8C1D3B; --err-soft:#F5DDE3;
  --focus:#1F4C8F; --scrim:rgba(35,36,30,.46); --sel:#EAE3D3; --hover:#EDE7DA;
  --serif:"Literata",Georgia,"Times New Roman",serif;
  --sans:"Source Sans 3","Segoe UI",system-ui,-apple-system,"Noto Sans",Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono","SFMono-Regular",Consolas,monospace;
  --r:2px; --gap:clamp(16px,2.4vw,32px); --maxw:1480px;
  --t-fast:160ms; --t-panel:260ms; --t-row:220ms; --ease:cubic-bezier(.2,.7,.2,1);
}
:root[data-theme=night]{
  color-scheme:dark;
  --paper:#1C201B; --panel:#272D25; --ink:#F3EEDF; --ink-2:#BFC6B7; --line:#4A5346; --rule:#F3EEDF;
  --accent:#F38D78; --accent-ink:#1C201B; --accent-soft:#4A2E27; --cut:#1C201B;
  --ok:#A6D6AD; --ok-soft:#28372A; --warn:#EBC57C; --warn-soft:#3D3624; --err:#FF9DB6; --err-soft:#46262F;
  --focus:#9DC2FF; --scrim:rgba(0,0,0,.6); --sel:#333A30; --hover:#30372D;
}
:root[data-motion=reduce]{--t-fast:0ms;--t-panel:80ms;--t-row:0ms}
@media (prefers-reduced-motion:reduce){:root:not([data-motion=full]){--t-fast:0ms;--t-panel:80ms;--t-row:0ms}}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/24px var(--sans);font-feature-settings:"kern";overflow-x:hidden}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:16px;top:-60px;background:var(--panel);border:1px solid var(--rule);padding:10px 14px;z-index:50}
.skip:focus{top:8px}
.num,.amt,td.n,.tn{font-variant-numeric:tabular-nums lining-nums}
.mono{font-family:var(--mono);font-size:.86em;word-break:break-all}
.muted{color:var(--ink-2)}
h1,h2,h3{font-family:var(--serif);font-weight:600;color:var(--ink);margin:0}
h1{font-size:52px;line-height:56px;letter-spacing:-.012em;max-width:22ch}
h2{font-size:28px;line-height:34px;letter-spacing:-.005em}
h3{font-size:20px;line-height:26px}
p{margin:0 0 12px}
.lede{font-family:var(--serif);font-size:20px;line-height:30px;color:var(--ink-2);max-width:60ch;margin-top:14px}
.kicker{font-size:14px;line-height:20px;color:var(--ink-2);letter-spacing:.02em;display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.kicker b{color:var(--accent);font-weight:600}

/* ---------- masthead ---------- */
.mast{border-bottom:1px solid var(--rule);background:var(--paper)}
.mast-in{max-width:var(--maxw);margin:0 auto;padding:10px var(--gap);display:flex;align-items:center;gap:18px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--serif);font-size:21px;font-weight:600;letter-spacing:-.01em;white-space:nowrap}
.brand svg{width:26px;height:26px;flex:none}
.role-tag{font-size:14px;color:var(--ink-2);border-left:1px solid var(--line);padding-left:14px;white-space:nowrap}
.mast-sp{flex:1}
.mast-tools{display:flex;align-items:center;gap:12px}
.mast-tools label{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2)}
.mast-tools select{min-height:40px;border:1px solid var(--line);background:var(--panel);border-radius:var(--r);padding:4px 8px;font-size:14px}
.sess{display:flex;align-items:center;gap:8px;min-height:40px;border:1px solid var(--line);background:var(--panel);border-radius:var(--r);padding:4px 10px;font-size:14px;cursor:pointer}
.sess .dot{width:9px;height:9px;border:2px solid var(--ink);transform:rotate(45deg)}
.sess[data-st=ok] .dot{background:var(--ok);border-color:var(--ok)}
.sess[data-st=warn] .dot{background:transparent;border-color:var(--warn)}
.sess[data-st=off] .dot{background:transparent;border-color:var(--ink-2)}
.catalog{font-size:14px;white-space:nowrap;min-height:40px;display:inline-flex;align-items:center}

/* chapters */
.chap{border-bottom:1px solid var(--line);background:var(--paper)}
.chap-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--gap);position:relative}
.chap ol{list-style:none;margin:0;padding:0;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.chap li a{display:flex;align-items:baseline;gap:8px;padding:13px 14px 12px;text-decoration:none;white-space:nowrap;font-size:15px;color:var(--ink-2);min-height:48px}
.chap li a .cn{font-family:var(--serif);font-size:13px;color:var(--ink-2)}
.chap li a[aria-current=page]{color:var(--ink);font-weight:600}
.chap li a:hover{color:var(--ink)}
.chap .bar{position:absolute;bottom:-1px;left:0;height:3px;background:var(--accent);width:0;transition:transform var(--t-fast) var(--ease),width var(--t-fast) var(--ease)}
.chap-menu{display:none}

/* ---------- page & spread ---------- */
main{max-width:var(--maxw);margin:0 auto;padding:36px var(--gap) 72px}
.page-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,320px);gap:var(--gap);align-items:end;padding-bottom:22px;border-bottom:1px solid var(--rule);margin-bottom:30px}
.page-head .ph-main{grid-column:1}
.page-head .ph-side{font-size:14px;line-height:20px;color:var(--ink-2)}
.row{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,320px);gap:var(--gap);padding:0 0 36px;margin-bottom:36px;border-bottom:1px solid var(--line)}
.row.no-margin{grid-template-columns:minmax(0,1fr)}
.row .note{margin-top:14px;font-size:14px;line-height:21px;color:var(--ink-2);border-left:3px solid var(--line);padding-left:12px;max-width:72ch}
.row .note p{margin:0 0 6px}
.row:last-child{border-bottom:0}
.row.flush{padding-bottom:0;border-bottom:0}
.row .main{min-width:0}
.row .gloss{font-size:15px;line-height:23px;color:var(--ink-2);min-width:0}
.row .gloss h3{font-size:16px;line-height:22px;font-family:var(--sans);font-weight:600;color:var(--ink);margin-bottom:6px}
.row .margin{font-size:14px;line-height:20px;border-left:1px solid var(--line);padding-left:14px;min-width:0}
.row .margin dl{margin:0}
.row .margin dt{color:var(--ink-2);font-size:13px}
.row .margin dd{margin:0 0 12px;font-variant-numeric:tabular-nums}
.full{grid-column:1/-1}
.sec-title{display:flex;align-items:baseline;gap:14px;margin-bottom:16px}
.sec-title .no{font-family:var(--serif);font-size:15px;color:var(--accent);min-width:1.6em}
.wide{grid-column:1/3}

/* ---------- controls ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:9px 18px;border:1px solid var(--rule);border-radius:var(--r);background:var(--panel);color:var(--ink);font-weight:600;font-size:15px;cursor:pointer;text-decoration:none;line-height:20px;text-align:center}
.btn:hover{background:var(--hover);color:var(--ink)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(.94);color:var(--accent-ink)}
.btn.quiet{border-color:transparent;background:transparent;text-decoration:underline;text-underline-offset:3px;padding-inline:6px}
.btn.quiet:hover{color:var(--accent)}
.btn.danger{border-color:var(--err);color:var(--err)}
.btn[disabled],.btn[aria-disabled=true]{opacity:1;background:transparent;color:var(--ink-2);border-style:dashed;border-color:var(--line);cursor:not-allowed;filter:none}
.btn.small{min-height:36px;padding:6px 12px;font-size:14px}
.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:18px}
.why{font-size:14px;line-height:20px;color:var(--ink-2);margin:6px 0 0;display:flex;gap:6px}
.why::before{content:"—";color:var(--ink-2)}
.field{display:grid;gap:6px;margin-bottom:18px}
.field>label,.field>.lbl{font-size:14px;font-weight:600}
.field .hint{font-size:14px;line-height:20px;color:var(--ink-2)}
.field .err{font-size:14px;line-height:20px;color:var(--err);font-weight:600}
input[type=text],input[type=number],input[type=search],select,textarea{min-height:44px;border:1px solid var(--ink-2);background:var(--panel);border-radius:var(--r);padding:8px 10px;font-size:16px;width:100%;max-width:100%}
input[aria-invalid=true]{border-color:var(--err);border-width:2px}
select{appearance:auto}
.check{display:flex;gap:12px;align-items:flex-start;padding:10px 0;cursor:pointer}
.check input{width:22px;height:22px;margin:1px 0 0;flex:none;accent-color:var(--accent)}
.radio-row{display:flex;flex-wrap:wrap;gap:10px}
.seg{display:inline-flex;flex-wrap:wrap;max-width:100%;border:1px solid var(--rule);border-radius:var(--r);overflow:hidden}
.seg button{min-height:44px;flex:1 1 auto;padding:6px 14px;border:0;background:transparent;cursor:pointer;font-size:14px}
.seg button+button{border-left:1px solid var(--line)}
.seg button[aria-pressed=true]{background:var(--ink);color:var(--paper);font-weight:600}

/* ---------- editorial amount (M01) ---------- */
.amount-strip{display:grid;gap:4px;padding:18px 0 8px}
.amount-strip label{font-size:14px;color:var(--ink-2)}
.amount-line{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;border-bottom:2px solid var(--rule);padding-bottom:6px}
.amount-line input{font-family:var(--sans);font-weight:600;font-size:clamp(44px,6.6vw,76px);line-height:1.05;border:0;background:transparent;padding:0;min-height:0;width:7.5ch;field-sizing:content;min-width:3ch;max-width:100%;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.amount-line input:focus-visible{outline-offset:6px}
.amount-line .unit{font-size:24px;font-weight:600}
.big{font-weight:600;font-size:40px;line-height:44px;letter-spacing:-.015em;font-variant-numeric:tabular-nums}

/* ---------- signature: the cut between A and B ---------- */
.cutpair{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:22px 0 4px;position:relative}
.side{background:var(--panel);border:1px solid var(--rule);padding:18px 22px 20px;min-width:0;position:relative}
.side .sd-h{display:flex;justify-content:space-between;gap:12px;align-items:baseline;margin-bottom:10px;flex-wrap:wrap}
.side .sd-h b{font-family:var(--serif);font-size:18px}
.side.a{clip-path:polygon(0 0,100% 0,100% 38%,calc(100% - 16px) 50%,100% 62%,100% 100%,0 100%);border-right:0;margin-right:10px;padding-right:34px}
.side.b{clip-path:polygon(0 0,100% 0,100% 100%,0 100%,0 62%,16px 50%,0 38%);border-left:0;padding-left:34px}
.side.a::after,.side.b::before{content:"";position:absolute;top:0;bottom:0;width:1px;background:var(--rule)}
.side.a::after{right:0;clip-path:polygon(0 0,100% 0,100% 38%,0 38%,0 62%,100% 62%,100% 100%,0 100%)}
.side.b::before{left:0;clip-path:polygon(0 0,100% 0,100% 38%,0 38%,0 62%,100% 62%,100% 100%,0 100%)}
.cutmark{position:absolute;left:calc(50% - 5px);top:50%;width:10px;height:1px;background:var(--line)}
.side .st{font-size:22px;line-height:28px;font-weight:600;font-family:var(--sans)}
.side .code{font-family:var(--mono);font-size:13px;color:var(--ink-2)}
.side dl{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;margin:12px 0 0;font-size:14px;line-height:20px}
.side dt{color:var(--ink-2)}
.side dd{margin:0;min-width:0;overflow-wrap:anywhere}
.side.dim{background:transparent}

/* ---------- statuses ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;line-height:18px;font-weight:600;padding:2px 8px 2px 6px;border:1px solid currentColor;border-radius:var(--r);max-width:100%;overflow-wrap:anywhere}
.tag::before{content:"";width:8px;height:8px;flex:none;border:1.5px solid currentColor}
.tag.ok{color:var(--ok)} .tag.ok::before{background:currentColor}
.tag.warn{color:var(--warn)} .tag.warn::before{transform:rotate(45deg)}
.tag.err{color:var(--err)} .tag.err::before{border-radius:0;background:linear-gradient(45deg,transparent 42%,currentColor 42%,currentColor 58%,transparent 58%)}
.tag.info{color:var(--ink-2)} .tag.info::before{border-radius:50%}
.tag.pend{color:var(--ink)} .tag.pend::before{border-radius:50%;background:linear-gradient(90deg,currentColor 50%,transparent 50%)}
.src{font-size:12px;line-height:16px;color:var(--ink-2);border-bottom:1px dotted var(--ink-2)}

/* confirmed line: a short stroke on the left edge */
.lines{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}
.lines>li{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 18px;padding:12px 0 12px 16px;border-bottom:1px solid var(--line)}
.lines>li.ok::before{content:"";position:absolute;left:0;top:14px;width:3px;height:18px;background:var(--ink)}
.lines>li.bad::before{content:"";position:absolute;left:0;top:14px;width:3px;height:18px;background:var(--err)}
.lines>li.pend::before{content:"";position:absolute;left:0;top:14px;width:3px;height:18px;background:repeating-linear-gradient(180deg,var(--ink-2) 0 3px,transparent 3px 6px)}
.lines .l-t{font-weight:600}
.lines .l-d{grid-column:1/-1;font-size:14px;line-height:20px;color:var(--ink-2)}
.lines .l-v{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}

/* money document (quote / review) */
.doc{background:var(--panel);border:1px solid var(--rule);padding:24px 26px}
.doc h3{margin-bottom:12px}
.ledger{width:100%;border-collapse:collapse;font-size:16px;line-height:24px}
.ledger th,.ledger td{padding:10px 0;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.ledger td.n{text-align:right;white-space:nowrap;padding-left:16px}
.ledger tr.sum td{border-bottom:2px solid var(--rule);font-weight:600}
.ledger tr.sub td{font-size:14px;color:var(--ink-2);padding-top:4px}
.ledger th{font-weight:400;color:var(--ink-2);font-size:14px}
.ledger .inside{padding-left:18px;position:relative}
.ledger .inside::before{content:"";position:absolute;left:4px;top:12px;bottom:12px;width:1px;background:var(--ink-2)}
.reveal{animation:cutopen var(--t-panel) var(--ease) both}
@keyframes cutopen{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0 0 0 0)}}
:root[data-motion=reduce] .reveal{animation:fadein 80ms linear both}
@media (prefers-reduced-motion:reduce){:root:not([data-motion=full]) .reveal{animation:fadein 80ms linear both}}
@keyframes fadein{from{opacity:0}to{opacity:1}}

.notice{border-left:3px solid var(--warn);background:var(--warn-soft);padding:14px 18px;margin:14px 0}
.notice.err{border-color:var(--err);background:var(--err-soft)}
.notice.ok{border-color:var(--ok);background:var(--ok-soft)}
.notice.plain{border-color:var(--rule);background:var(--panel)}
.notice h3{font-family:var(--sans);font-size:16px;line-height:22px;margin-bottom:4px}
.notice p:last-child{margin-bottom:0}

/* ---------- chronicle (M09) ---------- */
.chron{list-style:none;margin:0;padding:0;counter-reset:ev}
.chron li{display:grid;grid-template-columns:44px minmax(0,1fr) 110px;gap:14px;padding:12px 0;border-bottom:1px solid var(--line);align-items:baseline}
.chron li::before{counter-increment:ev;content:counter(ev,decimal-leading-zero);font-family:var(--serif);font-size:18px;color:var(--ink-2)}
.chron li .when{text-align:right;font-size:14px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.chron li .what small{display:block;color:var(--ink-2);font-size:14px;line-height:20px}
.chron li.side-B .what::before{content:"B · ";color:var(--ink-2);font-weight:600}
.chron li.side-A .what::before{content:"A · ";color:var(--ink-2);font-weight:600}
.chron li.now{border-bottom:2px solid var(--rule)}

/* deadlines in the margin */
.dl-list{list-style:none;margin:0;padding:0}
.dl-list li{padding:8px 0;border-bottom:1px solid var(--line)}
.dl-list li:first-child{padding-top:0}
.dl-list .k{display:block;color:var(--ink-2);font-size:13px;line-height:18px}
.dl-list .v{font-variant-numeric:tabular-nums;font-weight:600}
.dl-list .c{display:block;font-size:13px;color:var(--ink-2)}
.dl-list li.past .v{text-decoration:line-through;text-decoration-thickness:1px;color:var(--ink-2)}
.dl-list li.soon .c{color:var(--warn);font-weight:600}

/* ---------- typeset tables ---------- */
.tbl-wrap{overflow-x:auto;border-top:2px solid var(--rule);-webkit-overflow-scrolling:touch}
.tbl-wrap:focus-visible{outline-offset:4px}
table.set{width:100%;border-collapse:collapse;font-size:14px;line-height:20px}
table.set th{text-align:left;font-weight:600;color:var(--ink-2);padding:10px 12px;border-bottom:1px solid var(--rule);white-space:nowrap;font-size:13px}
table.set td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top}
table.set td.n,table.set th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
table.set tr.incident td:first-child{box-shadow:inset 4px 0 0 var(--err)}
table.set tr.sel td{background:var(--sel)}
table.set tr[data-href]{cursor:pointer}
table.set tr[data-href]:hover td{background:var(--hover)}
table.set .ref{font-weight:600;white-space:nowrap}
table.set caption{text-align:left;caption-side:top;padding:0 0 10px;font-size:14px;color:var(--ink-2)}
.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:end;margin-bottom:16px}
.toolbar .field{margin:0;min-width:160px}

/* disclosure rows */
details.more{border-top:1px solid var(--line)}
details.more>summary{cursor:pointer;list-style:none;padding:12px 0;display:flex;gap:10px;align-items:center;font-weight:600;min-height:44px}
details.more>summary::-webkit-details-marker{display:none}
details.more>summary::before{content:"";width:9px;height:9px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg);transition:transform var(--t-fast) var(--ease);flex:none}
details.more[open]>summary::before{transform:rotate(45deg)}
details.more>.body{padding:0 0 16px 20px;animation:rowopen var(--t-row) var(--ease) both}
@keyframes rowopen{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* steps folio */
.folio{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--line)}
.folio li{flex:1 1 0;min-width:108px}
.folio a,.folio span{display:block;padding:8px 10px 6px 0;font-size:13px;line-height:18px;color:var(--ink-2);text-decoration:none;border-top:3px solid transparent;margin-top:-2px}
.folio .fn{font-family:var(--serif);font-size:15px;display:block;color:var(--ink-2)}
.folio a[aria-current=step]{color:var(--ink);border-top-color:var(--accent);font-weight:600}
.folio a.done{color:var(--ink)}
.folio a.done .fn::after{content:" ✓"}
.folio span{opacity:.75}

/* choice panels (mode, taker) */
.choices{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.choice{border:1px solid var(--rule);background:var(--panel);padding:18px 20px;display:flex;flex-direction:column;gap:10px;position:relative}
.choice[aria-checked=true],.choice.on{box-shadow:inset 0 0 0 2px var(--accent)}
.choice.on::after{content:"";position:absolute;right:-1px;top:-1px;width:18px;height:18px;background:var(--accent);clip-path:polygon(0 0,100% 0,100% 100%)}
.choice h3{font-size:22px;line-height:28px}
.choice .code{font-family:var(--mono);font-size:12px;color:var(--ink-2)}
.choice ul{margin:0;padding-left:18px;font-size:15px;line-height:22px}
.choice.off{background:transparent;border-style:dashed}

/* dialogs */
dialog{border:1px solid var(--rule);background:var(--panel);color:var(--ink);padding:0;max-width:min(640px,calc(100vw - 32px));width:100%;border-radius:var(--r);box-shadow:0 18px 50px rgba(0,0,0,.18)}
dialog::backdrop{background:var(--scrim)}
dialog[open]{animation:cutopen var(--t-panel) var(--ease) both}
.dlg-h{display:flex;justify-content:space-between;align-items:start;gap:16px;padding:20px 22px 12px;border-bottom:1px solid var(--line)}
.dlg-b{padding:16px 22px;max-height:min(66vh,620px);overflow:auto}
.dlg-f{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;padding:12px 22px 20px;border-top:1px solid var(--line)}
.x{min-width:44px;min-height:44px;border:1px solid var(--line);background:transparent;border-radius:var(--r);cursor:pointer;font-size:20px;line-height:1}

/* toast */
.toast-wrap{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:60;display:grid;gap:8px;width:min(560px,calc(100vw - 32px))}
.toast{background:var(--ink);color:var(--paper);padding:12px 16px;border-radius:var(--r);font-size:15px;display:flex;gap:12px;justify-content:space-between;align-items:center;animation:fadein 160ms linear}
.toast.bad{background:var(--err);color:var(--panel)}
:root[data-theme=night] .toast.bad{color:#1C201B}
.toast button{background:transparent;border:1px solid currentColor;color:inherit;min-height:32px;border-radius:var(--r);cursor:pointer}

/* misc */
.pair-num{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.kv{display:grid;grid-template-columns:minmax(120px,max-content) 1fr;gap:6px 18px;margin:0;font-size:15px;line-height:22px}
.kv dt{color:var(--ink-2)}
.kv dd{margin:0;min-width:0;overflow-wrap:anywhere}
.copy{border:0;background:transparent;color:var(--accent);cursor:pointer;font-size:13px;text-decoration:underline;padding:2px 4px;min-height:32px}
.footer{border-top:1px solid var(--rule);max-width:var(--maxw);margin:0 auto;padding:16px var(--gap) 28px;display:flex;flex-wrap:wrap;gap:12px 28px;font-size:14px;color:var(--ink-2)}
.empty{padding:40px 0;text-align:left;border-top:1px solid var(--line)}
.empty h3{margin-bottom:6px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
.stack>*+*{margin-top:14px}
.cols-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.rule-top{border-top:1px solid var(--rule);padding-top:14px}
.tick-list{list-style:none;margin:0;padding:0}
.tick-list li{padding:6px 0 6px 18px;position:relative}
.tick-list li::before{content:"";position:absolute;left:0;top:14px;width:8px;height:1px;background:var(--ink)}
.welcome-cut{display:grid;grid-template-columns:1fr 90px 1fr;align-items:stretch;margin:28px 0 8px}
.welcome-cut .mid{display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--ink-2);text-align:center;padding:0 6px}
.lab-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(250px,100%),1fr));gap:0;border-top:1px solid var(--rule)}
.lab-grid button{display:grid;gap:2px;text-align:left;min-height:64px;padding:12px 14px;border:0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);background:transparent;cursor:pointer}
.lab-grid button:hover{background:var(--hover)}
.lab-grid b{font-family:var(--serif);color:var(--accent)}
.swatch{display:grid;grid-template-columns:36px 1fr;gap:10px;align-items:center;font-size:13px}
.swatch i{display:block;width:36px;height:36px;border:1px solid var(--line)}
.banner{border-bottom:1px solid var(--rule);background:var(--warn-soft);color:var(--ink)}
.banner .in{max-width:var(--maxw);margin:0 auto;padding:10px var(--gap);display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-size:15px}
.banner.err{background:var(--err-soft)}
.inline-list{display:flex;flex-wrap:wrap;gap:8px 14px;list-style:none;padding:0;margin:0}
.progress-bar{height:6px;background:var(--line);position:relative}
.progress-bar i{position:absolute;inset:0 auto 0 0;background:var(--ink)}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  h1{font-size:44px;line-height:50px}
}
@media (max-width:860px){
  .mast-in{flex-wrap:wrap;gap:10px 14px}
  .role-tag{order:3;border-left:0;padding-left:0;width:100%}
  .mast-sp{display:none}
  .mast-tools{order:4;flex-wrap:wrap;width:100%}
  .brand{order:1}
  .catalog{order:2;margin-left:auto}
  .chap ol{display:none}
  .chap .bar{display:none}
  .chap-menu{display:block;padding:8px 0}
  .chap-menu button{width:100%;justify-content:space-between}
  .chap-menu ol{display:none;list-style:none;margin:8px 0 0;padding:0;border-top:1px solid var(--line)}
  .chap-menu.open ol{display:block}
  .chap-menu ol a{display:flex;gap:10px;padding:12px 4px;border-bottom:1px solid var(--line);text-decoration:none;min-height:48px;align-items:center}
  .chap-menu ol a[aria-current=page]{font-weight:600;box-shadow:inset 3px 0 0 var(--accent);padding-left:12px}
  .row,.page-head,.work{grid-template-columns:1fr;gap:14px}
  .row .main,.row .margin,.page-head .ph-main{grid-column:1;grid-row:auto}
  .row .margin{border-left:0;border-top:1px solid var(--line);padding:12px 0 0}
  .work-side{position:static}
  .field-row{grid-template-columns:1fr}
  .choices,.split,.cols-3{grid-template-columns:1fr}
  .welcome-cut{grid-template-columns:1fr}
  .welcome-cut .mid{padding:10px 0}
}
@media (max-width:640px){
  main{padding:24px 16px 56px}
  .mast-in,.chap-in,.footer,.banner .in{padding-left:16px;padding-right:16px}
  h1{font-size:34px;line-height:38px}
  h2{font-size:24px;line-height:30px}
  .lede{font-size:18px;line-height:27px}
  .cutpair{grid-template-columns:1fr}
  .side.a{clip-path:polygon(0 0,100% 0,100% 100%,62% 100%,50% calc(100% - 14px),38% 100%,0 100%);border-right:1px solid var(--rule);border-bottom:0;margin:0 0 8px;padding:16px 16px 30px}
  .side.b{clip-path:polygon(0 0,38% 0,50% 14px,62% 0,100% 0,100% 100%,0 100%);border-left:1px solid var(--rule);border-top:0;padding:28px 16px 16px}
  .side.a::after,.side.b::before{display:none}
  .side.a{box-shadow:inset 0 -1px 0 var(--rule)}
  .cutmark{display:none}
  .doc{padding:18px 16px}
  .chron li{grid-template-columns:34px minmax(0,1fr);}
  .chron li .when{grid-column:2;text-align:left}
  .kv{grid-template-columns:1fr;gap:0 0}
  .kv dd{margin-bottom:10px}
  .mast-tools label span{display:none}
  .folio li{min-width:88px}
  .actions .btn{flex:1 1 auto}
  .big{font-size:32px;line-height:36px}
}
@media print{.mast,.chap,.footer,.actions,.toast-wrap{display:none!important}}

/* ---------- product work layout: wide operation + narrow summary ---------- */
.work{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,330px);gap:var(--gap);align-items:start}
.work.single{display:block}
.work-main{min-width:0}
.work-side{position:sticky;top:16px;min-width:0}
.summary{border-top:3px solid var(--rule);padding-top:12px}
.sum-list{margin:0;display:grid;gap:2px}
.sum-list dt{font-size:13px;color:var(--ink-2);margin-top:10px}
.sum-list dd{margin:0;font-size:15px;line-height:22px;font-variant-numeric:tabular-nums}
.sum-list dd.strong{font-size:22px;line-height:28px;font-weight:600}
.wallet-strip{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;justify-content:space-between;border:1px solid var(--line);background:var(--panel);padding:8px 12px;margin-bottom:16px;font-size:14px}
.wallet-strip.off,.wallet-strip.warn{border-left:3px solid var(--warn)}
.form-pair{margin-top:0}
.form-pair .side{padding-top:16px}
.amount-out{display:flex;align-items:baseline;gap:12px;margin:6px 0 4px;border-bottom:2px solid var(--line);padding-bottom:6px}
.amount-out .amt{font-weight:600;font-size:clamp(34px,4.4vw,56px);line-height:1.05;letter-spacing:-.02em}
.amount-out .unit,.quote-big .unit,.hero-amt .unit{font-size:22px;font-weight:600}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
.field-row .field{margin-bottom:8px}
p.hint,.hint{font-size:14px;line-height:20px;color:var(--ink-2);margin:4px 0 8px}
p.err,span.err{font-size:14px;line-height:20px;color:var(--err);font-weight:600;margin:4px 0 8px}
.block{padding:0 0 26px;margin-bottom:26px;border-bottom:1px solid var(--line)}
.bh{font-size:24px;line-height:30px;margin-bottom:6px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.opts{display:grid;gap:8px;margin:10px 0}
.opt{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);background:var(--panel);padding:12px 14px;cursor:pointer}
.opt input{width:20px;height:20px;margin-top:2px;accent-color:var(--accent);flex:none}
.opt.on{box-shadow:inset 3px 0 0 var(--accent);border-color:var(--rule)}
.opt.off{background:transparent;border-style:dashed;cursor:not-allowed}
.opt-b{min-width:0;overflow-wrap:anywhere}
label.choice{cursor:pointer}
label.choice.off{cursor:not-allowed}
.choice-h{display:flex;gap:10px;align-items:center;font-size:18px}
.choice-h input{width:20px;height:20px;accent-color:var(--accent)}
.choice-d{color:var(--ink-2)}
fieldset.plain{border:0;padding:0;margin:0 0 10px}
fieldset.plain legend{font-weight:600;margin-bottom:4px}
.qhelp{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;min-width:28px;border:1px solid var(--ink-2);border-radius:50%;background:transparent;color:var(--ink);font:600 14px/1 var(--sans);cursor:pointer;vertical-align:middle}
.qhelp:hover{border-color:var(--accent);color:var(--accent)}
.quote-big{margin:8px 0 2px}
.quote-big .amt,.hero-amt .amt{font-weight:600;font-size:clamp(40px,5vw,64px);line-height:1.05;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.hero{padding-bottom:14px;border-bottom:2px solid var(--rule);margin-bottom:18px}
.hero-amt{margin:0}
.next{background:var(--panel);border:1px solid var(--rule);padding:16px 18px;margin-bottom:14px}
.next .kicker{margin-bottom:4px}
.demo-bar{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;border:1px dashed var(--ink-2);padding:10px 14px;margin:0 0 18px;font-size:14px}
.demo-l{font-weight:600;letter-spacing:.02em}
.demo-d{color:var(--ink-2);flex:1 1 220px}
.progress{margin-top:6px}
table.set tr.action td:first-child{box-shadow:inset 4px 0 0 var(--warn)}
details.more .body > .cutpair{margin-top:6px}
.row .note h3{font-family:var(--sans);font-size:15px;line-height:21px;margin-bottom:4px}
.ledger tr.sum .muted{font-weight:400}
@supports (field-sizing:content){.amount-line input{width:auto}}
@media (max-width:860px){
  .work{grid-template-columns:minmax(0,1fr);gap:18px}
  .work-side{position:static}
  .field-row{grid-template-columns:minmax(0,1fr)}
  .work-main .cutpair{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .work-main .side.a{clip-path:polygon(0 0,100% 0,100% 100%,62% 100%,50% calc(100% - 14px),38% 100%,0 100%);border-right:1px solid var(--rule);margin:0 0 8px;padding:16px 16px 30px}
  .work-main .side.b{clip-path:polygon(0 0,38% 0,50% 14px,62% 0,100% 0,100% 100%,0 100%);border-left:1px solid var(--rule);padding:28px 16px 16px}
  .summary .sum-list{grid-template-columns:auto 1fr;column-gap:12px}
  .summary .sum-list dt{margin-top:6px}
  .summary .sum-list dd{margin-top:6px}
  .summary .sum-list dd.strong{font-size:18px;line-height:24px}
}